BHM
08/08/17
NTV-DOC300
Agreement
:
End user agrees to use this product in compliance with all State and Federal laws. NAV-TV Corp. would not be held liable for misuse of its product.
If you do not agree, please discontinue use immediately and return product to place of purchase. This product is intended for off-road use and passenger
entertainment only.
3 |
P a g e
*
For off-road use and passenger entertainment only.
MOST-HUR31 Installation
1.
Base-line the factory radio:
a.
Source the radio to FM radio, adjust the volume to a
comfortable
listening setting
b.
Center the balance and fade, center the bass and treble
c.
Be certain there are no other problems with the factory stereo system before installing this
unit.
2.
Remove the factory radio from the dash.
3.
Connect the provided
Plug & Play Harness
to the main factory connector previously removed from
the OEM radio.
4.
Remove the fiber optic plug from the OEM Harness (pry lock-tab).
a.
Connect the provided
fiber connector
to the OEM fiber plug
b.
Connect the new fiber assembly to the MOST-HUR31 interface at the fiber port.
5.
Connect the RCAs among the
Plug & Play Harness
to the low-level pre-outs of the aftermarket
radio.
NOTE: factory subwoofer (if equipped) is not adjustable through the amplifier, therefore will
not be adjustable with the aftermarket HU.
6.
Make all remaining radio connections:
a.
Ground (-)
is provided from the HUR
Black
wire (PIN 10)
b.
Constant Power (+)
is provided from the HUR
Yellow
wire (PIN 1)
c.
ACC 12v (+) power
is provided from the HUR module
RED
wire (PIN 17).
Connect the
vehicle’s
Power Antenna wire (blue from T-Harness) to this ACC as well (often times, some
radios will not supply sufficient current to the vehicle power antenna.
Power Antenna Note:
in some cars, the OEM power antenna wire location has moved 1 pin down (white, OEM
PIN12)
–
if so, either re-pin or jump around the connector to power from the Blue wire.
d.
Reverse
signal is provided from the HUR module
Purple/White
wire (PIN 7)
e.
Remote from HUR (yellow/black) must connect to the remote OUT from the radio (typically
blue/white). This is used to UNMUTE the factory amplifier & to know that the radio is ready
to receive the video lock-out bypass.
f.
IR
signal is provided from the HUR module
White
wire (PIN 14).
NOTE: If installing Kenwood
radio, connect white wire directly to remote-in wire from head unit. All other radios, connect
white wire to the red wire of the provided IR plug 3.5mm adapter cable and connect to
wired-remote in port on HU.
g.
E-brake is provided from the HUR
unit’s
Green
wire (PIN 15). Connecting this to the Parking
brake wire of the radio will
bypass the video lock-out restriction
until every key cycle* (if the
user desires
–
see menu settings)
.
7.
Connect the RCAs
from the HUR to the radio’s low
-level RCA outputs. The high-level speaker leads
are not used with this unit.
Connect the 18-pin plug from the
Plug & Play Harness
to the MOST-
HUR31 interface at the power port and proceed to
MOST-HUR31 Menu Setup.
